简介：IntheperiodpriortoWorldWarOneMatthewArmitageisahouseguestoftheCarslakefamilyforaweekendparty,and,inthemirror,seesanimageofSylvia,thedaughterofthehouse,beingthrottledbyamanwithascarredneck-justasSylvia'sfianceissimilarlyscarred.Matthewfightsinthewarandafterwardsreturns,scarredmentallyandphysically,tomarrySylvia.Hebecomesirrationallyjealousofherandrealisesthatheisthemanwhosefacehesawinthemirror.Howcanhestophimselffrommurderinghiswife?…